What is CVE-2026-11878?

CVE-2026-11878 is a medium-severity vulnerability in Microfocus Access_manager, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-06-24.

How severe is CVE-2026-11878?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Microfocus Access_manager

CVE-2026-11878

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in OpenText Access Manager allows Cross-Site Scripting (XSS). This issue affects Access Manager: from 5.1 through 5.1.2.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (3.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Microfocus Access_manager — versions 5.1
Opentext Access Manager — versions 5.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security@opentext.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-11878?: CVE-2026-11878 is a medium-severity vulnerability in Microfocus Access_manager, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-06-24.
How severe is CVE-2026-11878?: Medium severity. CVSS v3 base score is 6.1 out of 10.